if (mysql_num_rows("SELECT * FROM `my_words` WHERE `id_user` = '$user_id' AND `id_word` = '" . $word['id'] . "') == 0) {
echo 'Вопрос:';
} if (mysql_num_rows("SELECT * FROM `my_words` WHERE `id_user` = '$user_id' AND `id_word` = '" . $word['id'] . "') == 0) {
echo 'Вопрос:';
}